Trustees



(No Mode l.)

F. 1. RAYMOND, 2d. HEEL NAILING MACHINE.

N. 581,408. PatentedApr. 27, 1897.

NITED STATES FREEBORN F. RAYMOND, 2D, OF NEYVTON, MASSAOHUSETTS, ASSIGNOR T JAMES WV. BROOKS, OF PETERSIIAM, AND JOHN BROOKS, OF CAMBRIDGE,MASSACHUSETTS, TRUSTEES.

HEELNAILJNG MACHINE.

SPEOIFICATION forming part of Letters Patent No. 581,408, dated April27, 1897.

Applicaton illed August 20, 1889. Serial No 321,389. (No model.)

T0 (LZZ w7wm 23 may concern: A represents the rotary head described inBeitknown thatl, FREEBORN F. RAYMOND, said application. The arms a carrythe de- 2d, a citizen of the United States, residing at vice for drivingthe heel-attaching nails. Newton, in the county of Middlesex and StateEach arn1 B carries the top-lift centering and of Massachusetts, haveinvented a new and spanking device and mechanism for driving usefulImprovement in Heel- Nailing Ma the nails through the top lift. Eachdevice chines, of which the following is a full, clear, comprises theplate or block b, having the and exact description, reference being hadto holes I), the circular driverholcling block 19 the accompanyingdrawings, forming a part and the drivers b secured thereto and ex- 10 ofthis specification, in explaining its nature. tending into the holes Z)of the block 12. The

The invention is an improvement upon t-hat driver-bleek 6 is secured toanother block b, described in my application for Letters Patin whichthere is a dovetail recess b", or the ent of the United States filedAugust 17, 1889, blocks Z2 b maybe made integral. The bloek Serial No.321,158, and it relates especally to 11 is also circular, and upon theblocks b b [5 the top-lift spanker and devices for driving there isarranged a thick sleeve C. It has a an additional gang or group of nailsthrough cylindrieal hole to fit the blocks b (2 and the ihe top lift. Itis desirable that thereloe prostraight edges c. It is united to thebl0ck b visionfor the adjusting of the top lift horiby side plates c.Each arm B has the dovezontally or back and forth in relation to a tailtongue b upon which the dovetail block zo given breast-line for thepnrpose of enabling b fits, and the bl0ck 11 and part-s earried the sametop lift te be applied to a nurnber thereby are horizontally adjus'table 11p011 this of nails driven in different orders or bydifdovetail. The block is fastened in any posiferent prickings, and whenadditional nails tion thereon by means of the set-screw 19 The are to bedriven through the top lift it is demovement of the sleeve C upon theblocks b b 2 5 sirable that the nail-holes loear the same reis limitedby one 01 more pins b whieh enter lation continuonsly to the edge of thetop lift. slots b formed in the sleeve. There is at- Therefore when thetop-lift spanker is made taehed to the surface e of the block b the top-With holes through which said nails are driven lift bolder e, whichpreferaloly has two arms it is desirable that the driving devices and e6 pivoted at (2 to the breast end of the bloek 0 the top-lift spankerand holder be adjnstable and preferably geared together, closed bytogether. It is also desirable that the top-lift springs, andhaiing theflaring ends c t Will holder and spanker or a portion thereof be rebeseen that by this construction the drivers, movalole from the machine inorder that it may top-lift spanker, and top-lift-centering debe loadedwith the additional gang of nails vices can be simultaneously adjusted01 3 5 away from the machine and then loe quickly moved npon the arm B;also, that the same placed in the machine and the nails driven can bequickly removed therefrom and antherefrom. My invention relates t0 meansother substitnted in the place thereof. This whereloy these things areacoomplished. construction is essential when it is desired to Referringto thedrawings, Figurelisavievv l0ad the block b away from the machine01 4e principallyinelevationof sufficientof themawhen it is not attachedto the head. This chine to illnstrate my invention. Fig. 2 is alast-named result can also be obtained by horizontal section upon adotted line 00 x of making the bleek b in two parts f f and Fig. 1. Fig.3 is a view in plan, and Fig. 1 making the portion f removalole from theside in elevation, of an arm of the head. Fig. 5 platesc',preferablyprovidihg it with tongues 45 representsaview in plan of thetop-liftholder. to fit grooves in the slide-plates and fasten- 5 Fig. 6shows the device provided with a re ing it in place bya spring-pin. Thenin lieu movable nail-loadingsection, to which referof removing thedrivers to load the device ence is hereinafter made. Fig. 7 is a sectiononly the lower section f is taken from the maof such removable seetion,and Fig. 8 a plan el1ine. The top lift is first inserted in the 50 viewthereof. top-liftholder and the nails inserted in the holes of thebloclc fron1 ZLbOXG,LHC when loaded it is returned to its originalposition, which brings the holes in line with the holes IJ.

Each 2t1111 B is surronnded by a spring whicl1 bears against a collarthat slides therc on, the outward movement of the collar being lin1itedbysnitable stops, and in nse, upon the reciprocation of the head, thearm or top lift comes in contact with the heel, stopping the plate 1).The sleeve C then rdes up on the blocks Z) 12 co1ning in contact W'El1the collar and in opposition to the spring. The head still continuingits downward movement forces the nails through the top lift into theheel-blank, and the snrface 12 of the block b comes in contact with theupper surface of the bleek Z) and applies such prcssure to the top liftas is necessary to properly spank t upon the heel.

Having thns fully described my invcntion, I claim and desire to secureby Letters Patent of the United States 1. The co1nbinaton, in 1heel-naling machine, of the following instrumentalities, "iz: asnpporting arm 01 head, fl top-lift spanker and nailing deviceconsisting of a driver holding-block, L sleeve movable on said block, aperforated spankerblock, drivers CIJIGC1 by sztd driver holding-131001:and entering said perforatons,a [oplift helder coperztti n g With thespanker during the driwing operation, and arms or plates connecting saidmovable sleeve Tld the spankerplate subs'tantially as de scribed.

2. The combination, with a perforated spanker-block, of a top-lifthelder carried thereby and coperating thcrewith, a driver bleek carriedthereby and profided with a gang of drivers, means for securing theblock to & holding arn1 or head so as that it shall be horizontallyadjnstzrble thereon zr sliding slceve n1ounted on said blockandconnections between said sleeve and spanker-block, substantially asdcscribed.

In a heelattaching machine, 21 supporting arm 01 l1ead, in combnationWith EL combined removable top-lift spanker and naildriver, consistingof L driver-block, a gang of drivers carried thereby,a perforatedspankerblock movzrbly secured to s2tid driverblock and movable withrelation to srid drivers, and t top-lift helder carried by saidspanker-lolock and copemtng therewth, substantztlly as described.

4. The combination of the t11n having the spring and collm and dovetailtongue with the driver holdcr-block having zr dovctail recess and aset-screw, drivers cztrried thereby, t spankenblock having holes 1), thetoplift helder carried by seid spztnkerblock, and a sliding connectionuniting the spanker-block and he driver holder-block, substant-ially asdescribed.

5. The combination in a heel-nailing nmchineof {L co1nbin ed remowrblespnnkerblock en d nailholder comprising the platte f lmvingnail-receiving holes 1) and ZL top-lift holding aud centcring device upon one snrface thcrcof, as and for the purposes described.

FREEBORN F. RAYMOND, 21).

In presence of J AMES TURNER BALL, A. P. PORTER.

